Great Plains P15061 Serial No 12682 - Manual (Page 44)

Solo
Operating Instructions
44
6. Faults and Remedies
Solo 330/380 Troubleshooting
Fault Possible cause Remedy
Machine pulls to one side Discs set unevenly Adjust each pair of disc gangs
Tines set unevenly Adjust tine depth
Roll blocked Unblock roll
Machine not running level
front to rear (if not
deliberate)
Machine set incorrectly
Adjust drawbar shims to
compensate or if nose diving
decrease mid/rear roll pressure.
Transport wheels fail to
lift machine
Tractor relief valve operating
tractor hydraulics worn
Decrease flow rate
Discs fail to penetrate More depth needed Adjust depth control
Gang angle too little
Check gang settings and
increase gang angle if
appropriate
Blades worn Replace blades
Disc gang uneven
working depth side to
side
Adjust depth control unit on roll /
shims in drawbar cylinders
Machine pulling up clods Chassis running nose down Add shims to drawbar cylinder
Rear disc dragging up
wet soil
Chassis running tail low
Remove shims from drawbar
cylinder
Ridge is formed between
gangs in work
Gang angle too severe
Adjust gang angle and / or
operating depth
Speed too high Adjust forward speed
Trough is formed
between gangs in work
Gang angle too little
Adjust gang angle and / or
operating depth
Speed too low Adjust forward speed
6. Faults and Remedies